Revert "clocksource: imx/imx51: ipipe: add support for user-visible TSC"

This reverts commit 2f8ff661dfbfa84b14571d1629f73455b2bd707b.

Belongs into the ARM tree.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>

arch/arm/mach-imx/mach-imx51.c

@@ -59,11 +59,6 @@ static void __init imx51_dt_init(void)
 static void __init imx51_init_late(void)
 {
 	mx51_neon_fixup();
-#ifdef CONFIG_IPIPE
-	/* Allow user-space access to emulated tsc */
-	imx_set_aips(IMX_IO_ADDRESS(0x73f00000));
-	imx_set_aips(IMX_IO_ADDRESS(0x83f00000));
-#endif
 	imx51_pm_init();
 }